.foot{
    width: 100%;
    height: 50px;
    background-color: #Fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    a{
        color: #000;
        font-size: 14px;
        &.active{
            color: green;
        }
    }
}